Exhibit A
Transactions by Reporting Persons in the last 60 days not previously reported
Beneficial Ownership |
| Purchase or |
| Quantity |
| Transaction |
| Price per Share |
| How Effected |
| |
Relational Investors LLC |
| Purchase |
| 137 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 556 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 172 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 627 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 2,545 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 786 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Purchase |
| 9 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Purchase |
| 40 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Purchase |
| 12 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors IX, L.P. |
| Purchase |
| 116 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors IX, L.P. |
| Purchase |
| 50 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors IX, L.P. |
| Purchase |
| 673 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors IX, L.P. |
| Purchase |
| 208 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Purchase |
| 5,098 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Purchase |
| 20,670 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Purchase |
| 6,389 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Purchase |
| 5,189 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Purchase |
| 21,023 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Purchase |
| 6,502 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XV, L.P. |
| Purchase |
| 115 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors XV, L.P. |
| Purchase |
| 467 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XV, L.P. |
| Purchase |
| 144 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Purchase |
| 65 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Purchase |
| 263 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Purchase |
| 81 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XX, L.P. |
| Purchase |
| 66 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors XX, L.P. |
| Purchase |
| 269 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XX, L.P. |
| Purchase |
| 83 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Purchase |
| 72 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Purchase |
| 295 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Purchase |
| 91 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Purchase |
| 165 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Purchase |
| 670 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Purchase |
| 207 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
RH Fund 1, L.P. |
| Purchase |
| 100 |
| 8/28/2013 |
| $ | 74.02 |
| Open Market |
|
RH Fund 1, L.P. |
| Purchase |
| 406 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
RH Fund 1, L.P. |
| Purchase |
| 125 |
| 8/28/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 59 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 272 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Purchase |
| 3 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors IX, L.P. |
| Purchase |
| 50 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors IX, L.P. |
| Purchase |
| 22 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Purchase |
| 2,213 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Purchase |
| 2,257 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors XV, L.P. |
| Purchase |
| 50 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Purchase |
| 28 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors XX, L.P. |
| Purchase |
| 28 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Purchase |
| 31 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Purchase |
| 71 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
RH Fund 1, L.P. |
| Purchase |
| 43 |
| 8/29/2013 |
| $ | 74.02 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 377 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 1,637 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 1,724 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Investors LLC |
| Purchase |
| 7,486 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Purchase |
| 27 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Fund Partners, L.P. |
| Purchase |
| 123 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors IX, L.P. |
| Purchase |
| 456 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Investors IX, L.P. |
| Purchase |
| 1,387 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors IX, L.P. |
| Purchase |
| 595 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Purchase |
| 14,005 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Investors Mid-Cap Fund I, L.P. |
| Purchase |
| 60,787 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Purchase |
| 14,244 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Investors Mid-Cap Fund II, L.P. |
| Purchase |
| 61,801 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XV, L.P. |
| Purchase |
| 316 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Investors XV, L.P. |
| Purchase |
| 1,374 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Purchase |
| 178 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Investors XVI, L.P. |
| Purchase |
| 776 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XX, L.P. |
| Purchase |
| 182 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Investors XX, L.P. |
| Purchase |
| 792 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Purchase |
| 200 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Investors XXIII, L.P. |
| Purchase |
| 870 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Purchase |
| 454 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
Relational Investors XXIV, L.P. |
| Purchase |
| 1,970 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
RH Fund 1, L.P. |
| Purchase |
| 275 |
| 8/30/2013 |
| $ | 74.00 |
| Open Market |
|
RH Fund 1, L.P. |
| Purchase |
| 1,195 |
| 8/30/2013 |
| $ | 74.01 |
| Open Market |
|
